How to make Remote Control Door Lock at Home ( DIY Electric Project)

remote control door lock

In this blog, I will show you how to make remote control door lock at home with the help of 4 channel relay switch. This remote control door lock is very useful to who need an automatic system at home or office. In remote control door lock, main parts are 4 channel relay switch and Mechanical system.

First, see our how to make remote control door lock at home video posted on YouTube channel so you can easily understand the full blog. If you like our video then subscribe our YouTube channel Creativity buzz.

Tools to be used:-

  1. Electric Drill Machine
  2. Hot Glue Gun
  3. Cutter
  4. Marking Pen

Material to be used:-

  1. DC Motor (100 rpm)
  2. Battery and Wire
  3. 4 Channel Wireless Switch
  4. Nut  & Bolt ( 2″ length )
  5. M-seal
  6. Stopper for Door
  7. Wooden Block (12x 14 cm)
  8. Syringe

STEP: 1 HOW TO MAKE REMOTE CONTROL DOOR LOCK

See the above video for better understanding to make door lock. and Subscribe to my Youtube Channel.

STEP: 2 DOOR STOPPER INSTALLATION

DOOR STOPPER FOR REMOTE CONTROL DOOR LOCK

As per above image fix the door stopper to the wooden block (12 x 14 cm) by drilling four whole and fix it with the help of screw.

STEP: 3  INSTALLATION OF RELAY SWITCH

4 channel relay switch

Install the 4 channel relay switch with the help of screw as per shown in the above images.

STEP: 4 DOOR MECHANICAL SYSTEM

Here we need a mechanical system to open and close door stopper. for that, I use the Screw Nut Mechanism. As dc motor rotates as per signal that rotates screw (bolt), due to rotation of the screw, Nut also move inside the screw. so by using this mechanism, we fix this nut to the Door topper and this stopper will move as per signal.

nut fix with door stopper

bolt in nut

Fix the nut with stopper help of M-seal available in the market and insert the bolt or screw of length 2″ inside the nut.

STEP: 5 DC MOTOR INSTALLATION

DC MOTOR FOR DOOR LOCK

To install dc motor follow below step:-

  • Take one syringe cape
  • Cut cape of the syringe ( around 1 cm)
  • Insert cape into the screw and fix it
  • Insert the dc motor shaft into a screw
  • Stick the dc motor with a wooden block with the help of a glue gun

STEP: 6 WIRING DIAGRAM FOR DOOR LOCK

4 c4 channel relay switch for door lock

Connect all the wiring as per above image.

STEP: 7 BATTERY CONNECTION

BATEERY

With help of 9v battery connect the dc motor and 4 channel relay switch.

STEP: 8 EXPERIMENT

MAKE REMOTE CONTROL DOOR LOCK

Now its time to Experiment the Project.

Fix this Full Assembly to your door, and lock and unlock a door with help of remote.

If you facing any problem then please comment it and share this my blog with your techno friends.

 

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